Home / 234,037,765-322,973,194.62-129,613,647.16

Finding the Fourth Proportional to 234,037,765, 322,973,194.62 and 129,613,647.16

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Solution

The fourth proportional to 234,037,765, 322,973,194.62 and 129,613,647.16 is: 178,867,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,037,765 : 322,973,194.62 = 129,613,647.16 : x
  2. Step 2: Convert to fraction form
    234,037,765/322,973,194.62 = 129,613,647.16/x
  3. Step 3: Cross multiply
    234,037,765x = 322,973,194.62 × 129,613,647.16
  4. Step 4: Simplify right side
    234,037,765x = 41,861,733,689,614,688
  5. Step 5: Solve for x
    x = 41,861,733,689,614,688/234,037,765
  6. Step 6: Final answer
    x = 178,867,430.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.